AirHint found the following cheapest return flights from Amsterdam (AMS) to Buenos Aires (AEP) in December 2025 (see full year).

Return flights

03 Dec - 28 Jan	Air Canada
03 Dec - 15 Jan	Air Canada
08 Dec - 14 Dec	TAP
04 Dec - 28 Jan	LATAM Airlines Group
02 Dec - 11 Dec	LATAM Airlines Group
05 Dec - 25 Dec	LATAM Airlines Group
29 Dec - 18 Jan	LATAM Airlines Group
04 Dec - 15 Jan	LATAM Airlines Group
04 Dec - 29 Dec	LATAM Airlines Group
08 Dec - 08 Jan	Air Canada
03 Dec - 26 Dec	SWISS
01 Dec - 29 Dec	Air Canada
04 Dec - 16 Jan	LATAM Airlines Group
13 Dec - 29 Dec	LATAM Airlines Group
27 Dec - 18 Jan	LATAM Airlines Group
23 Dec - 14 Jan	Air Europa
14 Dec - 19 Jan	LATAM Airlines Group
11 Dec - 18 Dec	SWISS
06 Dec - 19 Dec	LATAM Airlines Group
05 Dec - 20 Dec	LATAM Airlines Group

Also check the deals for one-way flights from Amsterdam to Buenos Aires in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Amsterdam to Buenos Aires in December from $1043

Return flights